Triangular sander



FIG. 1 is a top-down perspective view of a triangular sander showing mynew design;

FIG. 2 is a bottom-up perspective view thereof;

FIG. 3 is a front side elevation view thereof;

FIG. 4 is a rear side elevation view thereof;

FIG. 5 is a left side elevation view thereof;

FIG. 6 is a right side elevation view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof;

FIG. 9 is a partially enlarged view of FIG. 5;

FIG. 10 is a first partially enlarged view of FIG. 6;

FIG. 11 is a second partially enlarged view of FIG. 6; and,

FIG. 12 is a partially enlarged view of FIG. 7.

Broken lines depict portions of the triangular sander that form no partof the claimed design. Dot-dash broken lines depict boundaries of thepartially enlarged part of the corresponding figures that form no partof the claimed design.

CLAIM The ornamental design for a triangular sander, as shown anddescribed.